Characters: Colonies are hemispherical or encrusting. Calices are circular in outline, with thick walls. There are usually six thick pali which are in contact, forming a crown. All septal structures are heavily granulated.
Colour: Brown or green, usually with distinctively coloured oral discs and pale tips to the tentacles.
Similar species: Goniopora tenuidens, which has blunt tentacles of uniform length.
Habitat: Subtidal reef environments, especially lagoons.
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